Daily Extra :
Astronomy & Space Word of The Day
speed of light: = 299,792,458 meters/second (186,000 miles/second). Einstein's Theory of Relativity implies that nothing can go faster than the speed of light.
Who Was Born Today?:
1956: Curtis L. Brown, Jr., North Carolina, astronaut, STS-47, STS-66, 77, 85, sk:95
1966: Pavel Petrovich Mukhortov, Russian cosmonaut
1966: Pavel Petrovich Mukhortov, Russian cosmonaut
Who Died Today?:
1921: Sherburne W. Burnham, U.S. astronomer (binary stars), age 83
Today in History:
1960: US Probe, Pioneer 5 Solar Monitor launched. Space probe is now in a solar orbit.
1986: Japanese probe Sakigake flies by Halley's Comet at 6.8 million km
1997: Ashes of Star Trek creator, Gene Roddenberry are launched into space